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<p class=MsoNormal><span style='color:#1F497D'>Could you just use a TCP/IP
socket?<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'>A bit more work, but no major
problem…<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p>
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<p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:
"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;
font-family:"Tahoma","sans-serif"'> delphi-bounces@delphi.org.nz
[mailto:delphi-bounces@delphi.org.nz] <b>On Behalf Of </b>Ross Levis<br>
<b>Sent:</b> Tuesday, 19 January 2010 1:26 p.m.<br>
<b>To:</b> 'NZ Borland Developers Group - Delphi List'<br>
<b>Subject:</b> Re: [DUG] IPC with an elevated program<o:p></o:p></span></p>
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<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><span style='font-size:12.0pt;color:#1F497D'>I don’t really
want global shared memory. The reason for the small app is to have the
UAC prompt appear when I need to make changes to the HKLM registry, which is
very rare. There is a standard way to do this but it sounds
difficult. Some sort of DLL needs to be created I believe.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:12.0pt;color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:12.0pt;color:#1F497D'>Ross.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:12.0pt;color:#1F497D'><o:p> </o:p></span></p>
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<p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:
"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;
font-family:"Tahoma","sans-serif"'> delphi-bounces@delphi.org.nz
[mailto:delphi-bounces@delphi.org.nz] <b>On Behalf Of </b>Alan Rose<br>
<b>Sent:</b> Tuesday, 19 January 2010 8:55 a.m.<br>
<b>To:</b> NZ Borland Developers Group - Delphi List<br>
<b>Subject:</b> Re: [DUG] IPC with an elevated program<o:p></o:p></span></p>
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<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><span lang=EN-US style='font-size:12.0pt;color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:blue'>If you want to to use shared memory in Vista and above its best to
write a service to create global shared memory that all users can access. The
key here is global shared memory and with the right security bits set. Best to
Google global shared memory for more info.</span><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'><o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'> <o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:blue'>heres one link I found that maybe helpful</span><span
style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#1F497D'><a
href="http://social.msdn.microsoft.com/Forums/en-US/windowssecurity/thread/08e18474-5f8c-4294-a9cf-7ede1ff8ae1f/">http://social.msdn.microsoft.com/Forums/en-US/windowssecurity/thread/08e18474-5f8c-4294-a9cf-7ede1ff8ae1f/</a></span><span
style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'> <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'> <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'> <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'> <o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:blue'> >> </span><span lang=EN-US style='font-size:12.0pt;
font-family:"Times New Roman","serif";color:#1F497D'>But since Vista SP1 or
SP2, Microsoft appears to be preventing shared memory access between an app
with standard privileges and one with elevated. I’ve been </span><span
lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'> </span><span
lang=EN-US style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#1F497D'>wondering why some users have been reporting odd problems and
this appears to be it.</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></p>
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